5.9 12v Cummins Top Hat Valve Stem Oil Seal Set | Mahle SS45953 (1989-1998)
Stop oil consumption and blue smoke on your 1989–1998 5.9L 12-Valve Cummins with the Mahle SS45953 Top Hat Valve Stem Oil Seal Set. These OE-quality fluoroelastomer seals deliver a positive top hat design for superior oil control and reliable sealing.
- Top hat (positive) style for excellent oil metering and leak prevention
- High-temperature fluoroelastomer construction resists heat and oil breakdown
- Direct replacement for worn factory seals
- Set of 6 seals (2 sets required for complete 12-valve engine)
Important: May require cylinder head machining if converting from older-style seals. Verify current seal type before ordering.
5.9 12v Cummins Top Hat Valve Stem Oil Seal Set | Mahle SS45953 (1989-1998)
Stop oil consumption and blue smoke on your 1989–1998 5.9L 12-Valve Cummins with the Mahle SS45953 Top Hat Valve Stem Oil Seal Set. These OE-quality fluoroelastomer seals deliver a positive top hat design for superior oil control and reliable sealing.
- Top hat (positive) style for excellent oil metering and leak prevention
- High-temperature fluoroelastomer construction resists heat and oil breakdown
- Direct replacement for worn factory seals
- Set of 6 seals (2 sets required for complete 12-valve engine)
Important: May require cylinder head machining if converting from older-style seals. Verify current seal type before ordering.